Ⅰ. 单项选择 （每题1分，共15分）
( )1. We were reading _____ our teacher came in.
A. when B. while C. if D. after
( )2. She said she _____ flying to Shanghai the next weekend.
A. will be B. was C. is D. are
( )3. I hope you are ____ good health.
A. in B. on C. with D. for
( )4. I don’t know if his uncle _____ tomorrow. But I think he ____ if it
doesn’t rain.
A. will come; comes B. will come; will come
C. comes; comes D. comes; will come
